from tkinter import *
print('Введите начальную координату X:')
X = int(input())
print('Введите начальную координату Y:')
Y = int(input())
print('Введите коэффициент увеличения N:')
N = int(input())
coords = [0, 0, 10, 0, 10, 10, 20, 10, 20, 30, 10, 30, 10, 20, 0, 20]
if N == 0 and X >= 0 and X <= 500 and Y >= 0 and Y <= 500:
 pass
elif N > 0 and 0 * N + X >= 0 and 0 * N + Y >= 0 and 20 * N + X <= 500 and 20 * N + Y <= 500:
    pass
elif N < 0 and 20 * N + X >= 0 and 20 * N + Y >= 0 and 0 * N + X <= 500 and 0 * N + Y <= 500:
    pass
else:
    print('Размер фигуры превышает максимальный размер поля')
    exit()
root = Tk()
root.title("ИТ марафон")
root.geometry("500x500")
canvas = Canvas(bg="white", width=500, height=500)
canvas.pack(anchor=CENTER, expand=1)
canvas.create_polygon(coords[0] * N+X, coords[1] * N+Y,
                      coords[2] * N+X, coords[3] * N+Y,
                      coords[4] * N+X, coords[5] * N+Y,
                      coords[6] * N+X, coords[7] * N+Y,
                      coords[8] * N+X, coords[9] * N+Y,
                      coords[10] * N+X, coords[11] * N+Y,
                      coords[12] * N+X, coords[13] *N +Y,
                      coords[14] * N+X, coords[15] * N+Y)


root.mainloop()
